<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>原型</title>
</head>
<body>
<a href="https://www.jianshu.com/p/be7c95714586">原型</a>
<script>
    /**
     *
     *
     */


    //构造函数
    function Person(){

    }
    //person 被构造出来的实例
    var person = new Person();

    console.log(Person.prototype === person.__proto__)
</script>
</body>
</html>